package cn.com.dhc.chesishanbigdemo1;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Web Layer(Controller Layer / Action Layer) Service
 * Layer((service)/serviceimpl) Dao Layer
 */
public class RegisterAction extends HttpServlet {

	private static final long serialVersionUID = 1L;

	private RegisterService service;

	/**
	 * Constructor of the object.
	 */
	public RegisterAction() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		this.doPost(request, response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to
	 * post.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String path = request.getContextPath();
		request.setCharacterEncoding("UTF-8");
		response.setContentType("text/html; charset=utf-8");
		PrintWriter out = response.getWriter();
		String username = request.getParameter("username");
		String pswd = request.getParameter("pswd");
		System.out.println("username = " + username + " pswd = " + pswd);
		User user = new User(username, pswd);

		boolean flag = service.registerUser(user);
		if (flag) {
			out.println("注册成功");
			response.sendRedirect(path + "/login.jsp");
		} else {
			out.println("注册失败");
		}
		out.flush();
		out.close();
	}

	/**
	 * Initialization of the servlet. <br>
	 * 
	 * @throws ServletException
	 *             if an error occurs
	 */
	public void init() throws ServletException {
		// Put your code here
		service = new RegisterServiceImpl();
	}

}